201413420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{774667}}^1$

素因数の和:774689

約数の個数: 24

約数和(自身を含む): 455504784

約数和(自身を除く): 254091364

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 774667, 1549334, 3098668, 3873335, 7746670, 10070671, 15493340, 20141342, 40282684, 50353355, 100706710, 201413420]

約数ペア:

[(1, 201413420), (2, 100706710), (4, 50353355), (5, 40282684), (10, 20141342), (13, 15493340), (20, 10070671), (26, 7746670), (52, 3873335), (65, 3098668), (130, 1549334), (260, 774667)]